From: Konstantin Osipov <kostja@tarantool.org>
To: Serge Petrenko <sergepetrenko@tarantool.org>
Cc: vdavydov.dev@gmail.com, tarantool-patches@freelists.org
Subject: Re: [PATCH v2 2/8] decimal: fix encoding numbers with positive exponent.
Date: Tue, 13 Aug 2019 00:18:38 +0300 [thread overview]
Message-ID: <20190812211838.GD32337@atlas> (raw)
In-Reply-To: <53d58fa5cad01273d3e60fe034c8e74f023d3c0e.1565263272.git.sergepetrenko@tarantool.org>
* Serge Petrenko <sergepetrenko@tarantool.org> [19/08/08 14:56]:
> When a number having a positive exponent is encoded, the internal
> decPackedFromNumber function returns a negative scale, which differs
> from the scale, returned by decimal_scale(). This leads to errors in
> decoding. Account for negative scale in decimal_pack() and
> decimal_unpack().
I don't understand this commit.
Why do you use mp_store_u8 + a cast to unsigned, not
mp_store_i8/mp_load_i8 without a cast?
--
Konstantin Osipov, Moscow, Russia
next prev parent reply other threads:[~2019-08-12 21:18 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-08 11:55 [PATCH v2 0/8] Decimal indices Serge Petrenko
2019-08-08 11:55 ` [PATCH v2 1/8] lua: fix decimal comparison with nil Serge Petrenko
2019-08-12 21:16 ` Konstantin Osipov
2019-08-14 11:00 ` Vladimir Davydov
2019-08-14 22:17 ` Konstantin Osipov
2019-08-08 11:55 ` [PATCH v2 2/8] decimal: fix encoding numbers with positive exponent Serge Petrenko
2019-08-12 21:18 ` Konstantin Osipov [this message]
2019-08-13 9:00 ` [tarantool-patches] " Serge Petrenko
2019-08-14 22:21 ` Konstantin Osipov
2019-08-14 11:56 ` Vladimir Davydov
2019-08-08 11:55 ` [PATCH v2 3/8] lua/pickle: fix a typo Serge Petrenko
2019-08-12 21:18 ` Konstantin Osipov
2019-08-14 11:12 ` Vladimir Davydov
2019-08-14 11:15 ` Serge Petrenko
2019-08-08 11:55 ` [PATCH v2 4/8] lua: rework luaL_field types to support msgpack extensions Serge Petrenko
2019-08-12 21:23 ` Konstantin Osipov
2019-08-13 13:15 ` [tarantool-patches] " Serge Petrenko
2019-08-14 22:23 ` Konstantin Osipov
2019-08-15 8:27 ` Serge Petrenko
2019-08-16 8:06 ` Konstantin Osipov
2019-08-08 11:55 ` [PATCH v2 5/8] box: rework field_def and tuple_compare to work with mp_field_type instead of mp_type Serge Petrenko
2019-08-12 21:28 ` Konstantin Osipov
2019-08-08 11:55 ` [PATCH v2 6/8] decimal: allow to encode/decode decimals as MsgPack Serge Petrenko
2019-08-12 21:29 ` Konstantin Osipov
2019-08-12 21:34 ` Konstantin Osipov
2019-08-13 14:01 ` Serge Petrenko
2019-08-14 22:25 ` Konstantin Osipov
2019-08-08 11:55 ` [PATCH v2 7/8] decimal: add conversions to (u)int64_t Serge Petrenko
2019-08-12 21:39 ` Konstantin Osipov
2019-08-13 14:18 ` Serge Petrenko
2019-08-14 22:26 ` Konstantin Osipov
2019-08-14 22:29 ` Konstantin Osipov
2019-08-08 11:55 ` [PATCH v2 8/8] decimal: allow to index decimals Serge Petrenko
2019-08-08 13:42 ` Serge Petrenko
2019-08-12 21:41 ` Konstantin Osipov
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